	*Powers, Howard A. (1932) The lavas of the Modoc Lava-Bed Quadrangle, California. American Mineralogist, 17 (7) 253-294*	Journal (article/letter/editorial)
	low in feldspar, since the early total the of forsterite rnolecule and since nearly three-fourths liquid'...represent an extreme concentration of anorthite forsterite, yet they carry no relic phenocrysts' MoTwo ...Etna, Kilimanjaro, Alban Hills, Stromboli, and Nishigatake analysed by Washington and others. 28Pyroxenes
	*Winchell, Alexander D. (1933) Elements of Optical Mineralogy* - Part II - Descriptions of Minerals (3rd ed.) Vol. 2. John Wiley & Sons, Inc., New York.**	Book (edition)
	"Il br "contours" in Fig. IO for the tephroite-forsterite-fayalite system. The properties of two of the...in Sweden, etc. Associated with monticellite, forsterite, spine!, magnesite, etc. Rare. Isotropic character...818. Color green or brown. Found in placers in Japan. Very rare. T ETRAGONAL(?) MINIUM CHAR.-Fine...yellow, Z = colorless. Barite has been found in Japan containing up FIG. 67 .-Optic orito 30 per cent... 6 G Si.:,-rn 2\T Nm No K p Ng -NP Canon City, Colo .. 5.48 ..... . . ....... . . . . . . . 2

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Forsterite from Nishigatake, Imari City, Saga Prefecture, Japan